China's national voluntary greenhouse gas emission reduction trading system saw certified emission reduction (CCER) volumes reach 100,827 tonnes on Aug 27, with a transaction value of 9.74 million yuan ($1.44 million) and an average price of 96.60 yuan/t, according to system data. Cumulative trading volume in the national voluntary emission reduction market totaled 21.45 million tonnes as of Aug 27, 2026, with cumulative transaction value reaching 1.71 billion yuan.